GB Q345B / DIN ST52 Hot Rolled Steel Round Bar Rough Surface 01 manufacturer from China Hangzhou Heavy Steel Pipe Co., Ltd

GB Q345B / DIN ST52 Hot Rolled Steel Round Bar Rough Surface

Place of Origin:

Zhejiang, China (Mainland)


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Product Detail

Model No.: 01

Hot rolled steel round bar /

Hot rolled steel round bar / round bar

Grade: Round bar GB Q345B/ DIN ST52

Application: Mechanical processing

GB Q345B / DIN ST52 Hot Rolled Steel Round Bar Rough Surface

Description:

Hot rolled steel round bar, Round Bar (GB Q345B / DIN ST52)

Grade: Round bar GB Q345B/ DIN ST52

Diameter: 16 - 260mm; Length: According to client's request

Surface condition: Rough repaired

Delivery Condition: Hot rolled, without heat treated

Application: Mechanical processing

Executive standard: GB/T1591-2008, or follow client's own standard

(1) Chemical composition: %
C	Si	Mn	P	S	Ni	Cr	Cu
0.16	0.33	1.35	0.029	0.014	0.006	0.028	0.008
(2) Mechanical property:
Tensile strength	Yield strength	Akv	Elongation	Reduction of area	Hardness
470-630 MPA	> =345 MPA	>=34J	> =21%	%	HB

Our company specializes in manufacturing of steel pipes for structures, electric power transmission project, pipeline of fluid use like water, oil and gas, piling, mechanical industry and municipal project. It has close relationships with many large steel corporations. So it supplies complete steel products according to customers’ requirements.

The products it mainly supplies are:

ERW longitudinally welded steel pipes in accordance with DIN, EN, ASTM and API standards.

Steel hollow sections hot and cold formed in accordance with ASTM 500, EN 10210 and EN 10219.

Seamless steel pipes with heavy wall thickness in accordance with EN 10210, EN 10216, EN 10297, API 5L, ASTM 106, ASTM A53, DIN 2440 – DIN 1629.

Galvanized steel pipes and tubes in accordance with ASTM A53, ASTM A106, DIN 2440/2444, BS 1387, and JIS C8305 standards.